[ https://issues.apache.org/jira/browse/HDFS-1971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sanjay Radia updated HDFS-1971: ------------------------------- Attachment: DualBlockReports.pdf Document describing issues and solutions is attached. > HA: Send block report from datanode to both active and standby namenodes > ------------------------------------------------------------------------ > > Key: HDFS-1971 > URL: https://issues.apache.org/jira/browse/HDFS-1971 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: data-node, name-node > Reporter: Suresh Srinivas > Assignee: Sanjay Radia > Attachments: DualBlockReports.pdf > > > To enable hot standby namenode, the standby node must have current > information for - namenode state (image + edits) and block location > information. This jira addresses keeping the block location information > current in the standby node. To do this, the proposed solution is to send > block reports from the datanodes to both the active and the standby namenode. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira